Know all about Dunite and Lignite properties here. All properties of rocks are important as they define the type of rock and its application. Dunite belongs to Igneous Rocks while Lignite belongs to Sedimentary Rocks.Texture of Dunite is Phaneritic whereas that of Lignite is Amorphous, Glassy. Dunite appears Rough and Shiny and Lignite appears Veined or Pebbled. The luster of Dunite is shiny while that of Lignite is dull to vitreous to submetallic. Dunite is available in dark greenish - grey colors whereas Lignite is available in black, brown, dark brown, grey, light to dark grey colors. The commercial uses of Dunite are creating artwork, gemstone, jewelry, source of chromite, platinum, nickel and garnet, source of diamonds and that of Lignite are electricity generation.